-76.49% is the change from 723 to 170
Calculation steps:
[( 170 - 723 ) ÷ 723] x 100 = -76.49%
Formula
Percentage change = [(170 - 723) / 723] x 100
Subtract the new number by the original number
170 - 723 = -553
-553 ÷ 723 = -0.7648686030428768
-0.7648686030428768 x 100 = -76.49%